
.welcome-box-btn {
    display: inline-block;
    box-shadow: inset 0 0 35px 5px rgba(0, 0, 0, 0.25),
    inset 0 2px 1px 1px rgba(255, 255, 255, 0.9),
    inset 0 -2px 1px 0 rgba(0, 0, 0, 0.25);
    border-radius: 8px;
    background: #ccd0d4;
    position: relative;
    height: 140px;
    width: 140px;
    transition: top 1s;
    margin: 0 auto;
}

.welcome-box-btn.show {
    top: 0;
}

.welcome-btn {
    -webkit-filter: blur(1px);
    -moz-filter: blur(1px);
    filter: blur(1px);
    transition: all 300ms ease;
    box-shadow: 0 15px 25px -4px rgba(0, 0, 0, 0.5),
    inset 0 -3px 4px -1px rgba(0, 0, 0, 0.2),
    0 -10px 15px -1px rgba(255, 255, 255, 0.6),
    inset 0 3px 4px -1px rgba(255, 255, 255, 0.2),
    inset 0 0 5px 1px rgba(255, 255, 255, 0.8),
    inset 0 20px 30px 0 rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    position: absolute;
    background: #ccd0d4;
    margin-left: -48.16px;
    margin-top: -48.16px;
    display: block;
    height: 96.32px;
    width: 96.32px;
    left: 50%;
    top: 50%;
}

.welcome-box-btn input {
    opacity: 0;
    position: absolute;
    cursor: pointer;
    z-index: 1;
    height: 100%;
    width: 100%;
    left: 0;
    top: 0;
}

.welcome-box-btn input:active ~ .welcome-btn {
    box-shadow: 0 15px 25px -4px rgba(0, 0, 0, 0.4),
    inset 0 -8px 30px 1px rgba(255, 255, 255, 0.9),
    0 -10px 15px -1px rgba(255, 255, 255, 0.6),
    inset 0 8px 25px 0 rgba(0, 0, 0, 0.4),
    inset 0 0 10px 1px rgba(255, 255, 255, 0.6);
}

.welcome-box-btn input:focus ~ .welcome-btn {
    box-shadow: 0 15px 25px -4px rgba(0, 0, 0, 0.4),
    inset 0 -8px 25px -1px rgba(255, 255, 255, 0.9),
    0 -10px 15px -1px rgba(255, 255, 255, 0.6),
    inset 0 8px 20px 0 rgba(0, 0, 0, 0.2),
    inset 0 0 5px 1px rgba(255, 255, 255, 0.6);
}